Disable wxUSE_ENH_METAFILE for wxGTK builds.

[wxWidgets.git] / src / gtk / combobox.cpp

diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp
index 0caf6df81fe4a3a2c74f9887046db19a90827e4d..609811eb65846ae5022fda5937a68e3867d0909b 100644 (file)
--- a/src/gtk/combobox.cpp
+++ b/src/gtk/combobox.cpp
@@ -17,192 +17,55 @@
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
     #include "wx/settings.h"
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
     #include "wx/settings.h"

-    #include "wx/textctrl.h"    // for wxEVT_COMMAND_TEXT_UPDATED
+    #include "wx/textctrl.h"    // for wxEVT_TEXT

     #include "wx/arrstr.h"
 #endif
 
     #include "wx/arrstr.h"
 #endif
 

-// We use GtkCombo which has been deprecated since GTK+ 2.3.0
-// in favour of GtkComboBox for <GTK2.4 runtime
-// We also use GtkList
-#ifdef GTK_DISABLE_DEPRECATED
-#undef GTK_DISABLE_DEPRECATED
-#endif
+#include <gtk/gtk.h>

 #include "wx/gtk/private.h"
 #include "wx/gtk/private.h"

+#include "wx/gtk/private/gtk2-compat.h"

 
 

-//-----------------------------------------------------------------------------
-// data
-//-----------------------------------------------------------------------------
-
-extern bool   g_blockEventsOnDrag;
-static int    g_SelectionBeforePopup = wxID_NONE; // this means the popup is hidden
-
-//-----------------------------------------------------------------------------
-//  "changed" - typing and list item matches get changed, select-child
-//              if it doesn't match an item then just get a single changed
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// GTK callbacks
+// ----------------------------------------------------------------------------

 
 extern "C" {
 static void
 
 extern "C" {
 static void

-gtkcombo_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
+gtkcombobox_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )

 {
 {

-    if (combo->m_ignoreNextUpdate)
-    {
-        combo->m_ignoreNextUpdate = false;
-        return;
-    }
-
-    if (!combo->m_hasVMT) return;
-
-    wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+    wxCommandEvent event( wxEVT_TEXT, combo->GetId() );

     event.SetString( combo->GetValue() );
     event.SetEventObject( combo );
     event.SetString( combo->GetValue() );
     event.SetEventObject( combo );

-    combo->GetEventHandler()->ProcessEvent( event );
-}
-}
-
-extern "C" {
-static void
-gtkcombo_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo))
-{
-}
-}
-
-extern "C" {
-static void
-gtkcombo_popup_hide_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
-{
-    // when the popup is hidden, throw a SELECTED event only if the combobox
-    // selection changed.
-    const int curSelection = combo->GetCurrentSelection();
-
-    const bool hasChanged = curSelection != g_SelectionBeforePopup;
-
-    // reset the selection flag to value meaning that it is hidden and do it
-    // now, before generating the events, so that GetSelection() returns the
-    // new value from the event handler
-    g_SelectionBeforePopup = wxID_NONE;
-
-    if ( hasChanged )
-    {
-        wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
-        event.SetInt( curSelection );
-        event.SetString( combo->GetStringSelection() );
-        event.SetEventObject( combo );
-        combo->GetEventHandler()->ProcessEvent( event );
-
-        // for consistency with the other ports, send TEXT event
-        wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
-        event2.SetString( combo->GetStringSelection() );
-        event2.SetEventObject( combo );
-        combo->GetEventHandler()->ProcessEvent( event2 );
-    }
-}
+    combo->HandleWindowEvent( event );

 }
 
 }
 

-extern "C" {

 static void
 static void

-gtkcombo_popup_show_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
+gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )

 {
 {

-    // store the combobox selection value before the popup is shown
-    g_SelectionBeforePopup = combo->GetCurrentSelection();
+    combo->SendSelectionChangedEvent(wxEVT_COMBOBOX);

 }
 }

-}
-
-//-----------------------------------------------------------------------------
-// "select-child" - click/cursor get select-child, changed, select-child
-//-----------------------------------------------------------------------------

 
 

-extern "C" {

 static void
 static void

-gtkcombo_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(widget), wxComboBox *combo )
-{
-    if (!combo->m_hasVMT) return;
-
-    if (g_blockEventsOnDrag) return;
-
-    int curSelection = combo->GetCurrentSelection();
-
-    if (combo->m_prevSelection == curSelection) return;
-
-    GtkWidget *list = GTK_COMBO(combo->m_widget)->list;
-    gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection );
-
-    combo->m_prevSelection = curSelection;
-
-    // Quickly set the value of the combo box
-    // as GTK+ does that only AFTER the event
-    // is sent.
-    GtkWidget* entry = GTK_COMBO(combo->GetHandle())->entry;
-    g_signal_handlers_block_by_func(
-        entry, (gpointer)gtkcombo_text_changed_callback, combo);
-    combo->SetValue( combo->GetStringSelection() );
-    g_signal_handlers_unblock_by_func(
-        entry, (gpointer)gtkcombo_text_changed_callback, combo);
-
-    // throw a SELECTED event only if the combobox popup is hidden (wxID_NONE)
-    // because when combobox popup is shown, gtkcombo_combo_select_child_callback is
-    // called each times the mouse is over an item with a pressed button so a lot
-    // of SELECTED event could be generated if the user keep the mouse button down
-    // and select other items ...
-    if (g_SelectionBeforePopup == wxID_NONE)
-    {
-        wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
-        event.SetInt( curSelection );
-        event.SetString( combo->GetStringSelection() );
-        event.SetEventObject( combo );
-        combo->GetEventHandler()->ProcessEvent( event );
-
-        // for consistency with the other ports, don't generate text update
-        // events while the user is browsing the combobox neither
-        wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
-        event2.SetString( combo->GetValue() );
-        event2.SetEventObject( combo );
-        combo->GetEventHandler()->ProcessEvent( event2 );
-    }
-}
-}
-
-#ifdef __WXGTK24__
-extern "C" {
-static void
-gtkcombobox_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
-{
-    if (!combo->m_hasVMT) return;
-
-    wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
-    event.SetString( combo->GetValue() );
+gtkcombobox_popupshown_callback(GObject *WXUNUSED(gobject),
+                                GParamSpec *WXUNUSED(param_spec),
+                                wxComboBox *combo)
+{
+    gboolean isShown;
+    g_object_get( combo->m_widget, "popup-shown", &isShown, NULL );
+    wxCommandEvent event( isShown ? wxEVT_COMBOBOX_DROPDOWN
+                                  : wxEVT_COMBOBOX_CLOSEUP,
+                          combo->GetId() );

     event.SetEventObject( combo );
     event.SetEventObject( combo );

-    combo->GetEventHandler()->ProcessEvent( event );
-}
+    combo->HandleWindowEvent( event );

 }
 
 }
 

-extern "C" {
-static void
-gtkcombobox_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
-{
-    if (!combo->m_hasVMT) return;
-
-    if (combo->GetSelection() == -1)
-        return;
-
-    wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
-    event.SetInt( combo->GetSelection() );
-    event.SetString( combo->GetStringSelection() );
-    event.SetEventObject( combo );
-    combo->GetEventHandler()->ProcessEvent( event );
-}

 }
 
 }
 

-#endif
-

 //-----------------------------------------------------------------------------
 // wxComboBox
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 // wxComboBox
 //-----------------------------------------------------------------------------
 

-IMPLEMENT_DYNAMIC_CLASS(wxComboBox,wxControl)
-
-BEGIN_EVENT_TABLE(wxComboBox, wxControl)
-    EVT_SIZE(wxComboBox::OnSize)
+BEGIN_EVENT_TABLE(wxComboBox, wxChoice)

     EVT_CHAR(wxComboBox::OnChar)
 
     EVT_MENU(wxID_CUT, wxComboBox::OnCut)
     EVT_CHAR(wxComboBox::OnChar)
 
     EVT_MENU(wxID_CUT, wxComboBox::OnCut)


@@ -222,6 +85,17 @@ BEGIN_EVENT_TABLE(wxComboBox, wxControl)
     EVT_UPDATE_UI(wxID_SELECTALL, wxComboBox::OnUpdateSelectAll)
 END_EVENT_TABLE()
 
     EVT_UPDATE_UI(wxID_SELECTALL, wxComboBox::OnUpdateSelectAll)
 END_EVENT_TABLE()
 

+wxComboBox::~wxComboBox()
+{
+    if (m_entry)
+        GTKDisconnect(m_entry);
+}
+
+void wxComboBox::Init()
+{
+    m_entry = NULL;
+}
+

 bool wxComboBox::Create( wxWindow *parent, wxWindowID id,
                          const wxString& value,
                          const wxPoint& pos, const wxSize& size,
 bool wxComboBox::Create( wxWindow *parent, wxWindowID id,
                          const wxString& value,
                          const wxPoint& pos, const wxSize& size,


@@ -241,10 +115,6 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
                          long style, const wxValidator& validator,
                          const wxString& name )
 {
                          long style, const wxValidator& validator,
                          const wxString& name )
 {

-    m_strings = NULL;
-    m_ignoreNextUpdate = false;
-    m_prevSelection = 0;
-

     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {


@@ -252,735 +122,206 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
         return false;
     }
 
         return false;
     }
 

-    if(HasFlag(wxCB_SORT))
-        m_strings = new wxSortedArrayString();
+    if (HasFlag(wxCB_SORT))
+        m_strings = new wxGtkCollatedArrayString();

 
 

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        m_widget = gtk_combo_box_entry_new_text();
+    GTKCreateComboBoxWidget();

 
 

-        gtk_entry_set_editable( GTK_ENTRY( GTK_BIN(m_widget)->child ), TRUE );
-    }
-    else
-#endif
+    if (HasFlag(wxBORDER_NONE))

     {
     {

-        m_widget = gtk_combo_new();
-        GtkCombo* combo = GTK_COMBO(m_widget);
-
-        // Disable GTK's broken events ...
-        g_signal_handler_disconnect (combo->entry, combo->entry_change_id);
-        // ... and add surrogate handler.
-        combo->entry_change_id = g_signal_connect (combo->entry, "changed",
-                                               G_CALLBACK (gtkcombo_dummy_callback),
-                                               combo);
+        // Doesn't seem to work
+        // g_object_set (m_widget, "has-frame", FALSE, NULL);
+    }

 
 

-        // make it more useable
-        gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE );
+    GtkEntry * const entry = GetEntry();

 
 

-        // and case-sensitive
-        gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE );
+    if ( entry )
+    {
+        // Set it up to trigger default item on enter key press
+        gtk_entry_set_activates_default( entry,
+                                         !HasFlag(wxTE_PROCESS_ENTER) );

 
 

-        if (style & wxNO_BORDER)
-            g_object_set (combo->entry, "has-frame", FALSE, NULL );
+        gtk_editable_set_editable(GTK_EDITABLE(entry), true);

     }
 
     Append(n, choices);
 
     m_parent->DoAddChild( this );
 
     }
 
     Append(n, choices);
 
     m_parent->DoAddChild( this );
 

-    GtkEntry *entry = NULL;
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-        entry = GTK_ENTRY( GTK_BIN(m_widget)->child );
-    else
-#endif
-        entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry );
-
-    m_focusWidget = GTK_WIDGET( entry );
+    if ( entry )
+        m_focusWidget = GTK_WIDGET( entry );

 
     PostCreation(size);
 
 
     PostCreation(size);
 

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-        ConnectWidget( m_widget );
-    else
-#endif
-        ConnectWidget( GTK_COMBO(m_widget)->button );
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
+    if ( entry )

     {
     {

-        gtk_entry_set_text( entry, wxGTK_CONV(value) );
-

         if (style & wxCB_READONLY)
         if (style & wxCB_READONLY)

-            gtk_entry_set_editable( entry, FALSE );
-
-        g_signal_connect_after (entry, "changed",
-                            G_CALLBACK (gtkcombobox_text_changed_callback), this);
-
-        g_signal_connect_after (m_widget, "changed",
-                            G_CALLBACK (gtkcombobox_changed_callback), this);
-
-    }
-    else
-#endif
-    {
-        GtkCombo *combo = GTK_COMBO(m_widget);
-        // MSW's combo box shows the value and the selection is -1
-        gtk_entry_set_text( entry, wxGTK_CONV(value) );
-        gtk_list_unselect_all( GTK_LIST(combo->list) );
-
-        if (style & wxCB_READONLY)
-            gtk_entry_set_editable( entry, FALSE );
-
-        // "show" and "hide" events are generated when user click on the combobox button which popups a list
-        // this list is the "popwin" gtk widget
-        g_signal_connect (GTK_COMBO(combo)->popwin, "hide",
-                      G_CALLBACK (gtkcombo_popup_hide_callback), this);
-        g_signal_connect (GTK_COMBO(combo)->popwin, "show",
-                      G_CALLBACK (gtkcombo_popup_show_callback), this);
-        g_signal_connect_after (combo->list, "select-child",
-                            G_CALLBACK (gtkcombo_combo_select_child_callback),
-                            this);
-        g_signal_connect_after (entry, "changed",
-                            G_CALLBACK (gtkcombo_text_changed_callback), this);
-    }
-
-    SetInitialSize(size); // need this too because this is a wxControlWithItems
-
-    return true;
-}
-
-GtkEditable *wxComboBox::GetEditable() const
-{
-#ifdef __WXGTK24__
-    if ( !gtk_check_version(2,4,0) )
-        return GTK_EDITABLE( GTK_BIN(m_widget)->child );
-    else
-#endif
-        return GTK_EDITABLE( GTK_COMBO(m_widget)->entry );
-}
-
-wxComboBox::~wxComboBox()
-{
-    Clear();
-
-    delete m_strings;
-}
-
-void wxComboBox::SetFocus()
-{
-    if ( m_hasFocus )
-    {
-        // don't do anything if we already have focus
-        return;
-    }
-
-    gtk_widget_grab_focus( m_focusWidget );
-}
-
-int wxComboBox::DoInsertItems(const wxArrayStringsAdapter & items,
-                              unsigned int pos,
-                              void **clientData, wxClientDataType type)
-{
-    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
-
-    wxASSERT_MSG( !IsSorted() || (pos == GetCount()),
-                 _T("In a sorted combobox data could only be appended"));
-
-    const int count = items.GetCount();
-
-    int n = wxNOT_FOUND;
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        for( int i = 0; i < count; ++i )

         {
         {

-            n = pos + i;
-            // If sorted, use this wxSortedArrayStrings to determine
-            // the right insertion point
-            if(m_strings)
-                n = m_strings->Add(items[i]);
-
-            gtk_combo_box_insert_text( combobox, n, wxGTK_CONV( items[i] ) );
-
-            m_clientData.Insert( NULL, n );
-            AssignNewItemClientData(n, clientData, i, type);
+            // this will assert and do nothing if the value is not in our list
+            // of strings which is the desired behaviour (for consistency with
+            // wxMSW and also because it doesn't make sense to have a string
+            // which is not a possible choice in a read-only combobox)
+            SetStringSelection(value);
+            gtk_editable_set_editable(GTK_EDITABLE(entry), false);

         }
         }

-    }
-    else
-#endif
-    {
-        DisableEvents();
-
-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-        for( int i = 0; i < count; ++i )
-        {
-            n = pos + i;
-            // If sorted, use this wxSortedArrayStrings to determine
-            // the right insertion point
-            if(m_strings)
-                n = m_strings->Add(items[i]);
-
-            GtkWidget *list_item = gtk_list_item_new_with_label( wxGTK_CONV( items[i] ) );
-
-            // TODO construct a list with all items and call gtk_list_insert_items once?
-            GList *gitem_list = g_list_alloc ();
-            gitem_list->data = list_item;
-            gtk_list_insert_items( GTK_LIST (list), gitem_list, n );
-
-            m_clientData.Insert( NULL, n );
-            AssignNewItemClientData(n, clientData, i, type);
-
-            if (GTK_WIDGET_REALIZED(m_widget))
-            {
-                gtk_widget_realize( list_item );
-                gtk_widget_realize( GTK_BIN(list_item)->child );
-
-                ApplyWidgetStyle();
-            }
-
-            gtk_widget_show( list_item );
-        }
-
-        EnableEvents();
-    }
-
-    InvalidateBestSize();
-
-    return n;
-}
-
-void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
-{
-    m_clientData[n] = clientData;
-}
-
-void* wxComboBox::DoGetItemClientData(unsigned int n) const
-{
-    return m_clientData[n];
-}
-
-void wxComboBox::DoClear()
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
-
-    DisableEvents();
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        const unsigned int count = GetCount();
-        for (unsigned int i = 0; i < count; i++)
-            gtk_combo_box_remove_text( combobox, 0 );
-    }
-    else // GTK+ < 2.4.0
-#endif // __WXGTK24__
-    {
-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-        gtk_list_clear_items( GTK_LIST(list), 0, GetCount() );
-    }
-
-    m_clientData.Clear();
-
-    if(m_strings)
-        m_strings->Clear();
-
-    EnableEvents();
-
-    InvalidateBestSize();
-}
-
-void wxComboBox::DoDeleteOneItem(unsigned int n)
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        wxCHECK_RET( IsValid(n), wxT("invalid index") );
-
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        gtk_combo_box_remove_text( combobox, n );
-    }
-    else
-#endif
-    {
-        GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list );
-
-        GList *child = g_list_nth( listbox->children, n );
-
-        if (!child)
+        else // editable combobox

         {
         {

-            wxFAIL_MSG(wxT("wrong index"));
-            return;
+            // any value is accepted, even if it's not in our list
+            gtk_entry_set_text( entry, wxGTK_CONV(value) );

         }
 
         }
 

-        DisableEvents();
-
-        GList *list = g_list_append( (GList*) NULL, child->data );
-        gtk_list_remove_items( listbox, list );
-        g_list_free( list );
+        g_signal_connect_after (entry, "changed",
+                                G_CALLBACK (gtkcombobox_text_changed_callback), this);

 
 

-        EnableEvents();
+        GTKConnectInsertTextSignal(entry);
+        GTKConnectClipboardSignals(GTK_WIDGET(entry));

     }
 
     }
 

-    m_clientData.RemoveAt( n );
-    if(m_strings)
-        m_strings->RemoveAt( n );
-
-    InvalidateBestSize();
-}
-
-void wxComboBox::SetString(unsigned int n, const wxString &text)
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
+    g_signal_connect_after (m_widget, "changed",
+                        G_CALLBACK (gtkcombobox_changed_callback), this);

 
 

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        wxCHECK_RET( IsValid(n), wxT("invalid index") );
-
-        GtkTreeModel *model = gtk_combo_box_get_model( combobox );
-        GtkTreeIter iter;
-        if (gtk_tree_model_iter_nth_child (model, &iter, NULL, n))
-        {
-            GValue value = { 0, };
-            g_value_init( &value, G_TYPE_STRING );
-            g_value_set_string( &value, wxGTK_CONV( text ) );
-            gtk_list_store_set_value( GTK_LIST_STORE(model), &iter, 0, &value );
-            g_value_unset( &value );
-        }
-    }
-    else
+#ifndef __WXGTK3__
+    if ( !gtk_check_version(2,10,0) )

 #endif
     {
 #endif
     {

-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-
-        GList *child = g_list_nth( GTK_LIST(list)->children, n );
-        if (child)
-        {
-            GtkBin *bin = GTK_BIN( child->data );
-            GtkLabel *label = GTK_LABEL( bin->child );
-            gtk_label_set_text(label, wxGTK_CONV(text));
-        }
-        else
-        {
-            wxFAIL_MSG( wxT("wxComboBox: wrong index") );
-        }
+        g_signal_connect (m_widget, "notify::popup-shown",
+                          G_CALLBACK (gtkcombobox_popupshown_callback), this);

     }
 
     }
 

-    InvalidateBestSize();
+    return true;

 }
 
 }
 

-int wxComboBox::FindString( const wxString &item, bool bCase ) const
+void wxComboBox::GTKCreateComboBoxWidget()

 {
 {

-    wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid combobox") );
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        GtkTreeModel* model = gtk_combo_box_get_model( combobox );
-        GtkTreeIter iter;
-        gtk_tree_model_get_iter_first( model, &iter );
-        if (!gtk_list_store_iter_is_valid(GTK_LIST_STORE(model), &iter ))
-            return -1;
-        int count = 0;
-        do
-        {
-            GValue value = { 0, };
-            gtk_tree_model_get_value( model, &iter, 0, &value );
-            wxString str = wxGTK_CONV_BACK( g_value_get_string( &value ) );
-            g_value_unset( &value );
-
-            if (item.IsSameAs( str, bCase ) )
-                return count;
-
-            count++;
-
-        } while (gtk_tree_model_iter_next( model, &iter ));
-    }
-    else
+#ifdef __WXGTK3__
+    m_widget = gtk_combo_box_text_new_with_entry();
+#else
+    m_widget = gtk_combo_box_entry_new_text();

 #endif
 #endif

-    {
-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-
-        GList *child = GTK_LIST(list)->children;
-        int count = 0;
-        while (child)
-        {
-            GtkBin *bin = GTK_BIN( child->data );
-            GtkLabel *label = GTK_LABEL( bin->child );
-            wxString str( wxGTK_CONV_BACK( gtk_label_get_text(label) ) );
-
-            if (item.IsSameAs( str , bCase ) )
-                return count;
+    g_object_ref(m_widget);

 
 

-            count++;
-            child = child->next;
-        }
-    }
-
-    return wxNOT_FOUND;
+    m_entry = GTK_ENTRY(gtk_bin_get_child(GTK_BIN(m_widget)));

 }
 
 }
 

-int wxComboBox::GetSelection() const
+GtkEditable *wxComboBox::GetEditable() const

 {
 {

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        return gtk_combo_box_get_active( combobox );
-    }
-    else
-#endif
-        // if the popup is currently opened, use the selection as it had been
-        // before it dropped down
-        return g_SelectionBeforePopup == wxID_NONE ? GetCurrentSelection()
-                                               : g_SelectionBeforePopup;
+    return GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(m_widget)));

 }
 
 }
 

-int wxComboBox::GetCurrentSelection() const
+void wxComboBox::OnChar( wxKeyEvent &event )

 {
 {

-    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
+    switch ( event.GetKeyCode() )

     {
     {

-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        return gtk_combo_box_get_active( combobox );
-    }
-    else
-#endif
-    {
-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-
-        GList *selection = GTK_LIST(list)->selection;
-        if (selection)
-        {
-            GList *child = GTK_LIST(list)->children;
-            int count = 0;
-            while (child)
+        case WXK_RETURN:
+            if ( HasFlag(wxTE_PROCESS_ENTER) && GetEntry() )

             {
             {

-                if (child->data == selection->data) return count;
-                count++;
-                child = child->next;
+                // GTK automatically selects an item if its in the list
+                wxCommandEvent eventEnter(wxEVT_TEXT_ENTER, GetId());
+                eventEnter.SetString( GetValue() );
+                eventEnter.SetInt( GetSelection() );
+                eventEnter.SetEventObject( this );
+
+                if ( HandleWindowEvent(eventEnter) )
+                {
+                    // Catch GTK event so that GTK doesn't open the drop
+                    // down list upon RETURN.
+                    return;
+                }

             }
             }

-        }
+            break;

     }
 
     }
 

-    return -1;
-}
-
-wxString wxComboBox::GetString(unsigned int n) const
-{
-    wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") );
-
-    wxString str;
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        GtkTreeModel *model = gtk_combo_box_get_model( combobox );
-        GtkTreeIter iter;
-        if (gtk_tree_model_iter_nth_child (model, &iter, NULL, n))
-        {
-            GValue value = { 0, };
-            gtk_tree_model_get_value( model, &iter, 0, &value );
-            wxString tmp = wxGTK_CONV_BACK( g_value_get_string( &value ) );
-            g_value_unset( &value );
-            return tmp;
-        }
-    }
-    else
-#endif
-    {
-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-
-        GList *child = g_list_nth( GTK_LIST(list)->children, n );
-        if (child)
-        {
-            GtkBin *bin = GTK_BIN( child->data );
-            GtkLabel *label = GTK_LABEL( bin->child );
-            str = wxGTK_CONV_BACK( gtk_label_get_text(label) );
-        }
-        else
-        {
-            wxFAIL_MSG( wxT("wxComboBox: wrong index") );
-        }
-    }
-
-    return str;
-}
-
-unsigned int wxComboBox::GetCount() const
-{
-    wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") );
-
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        GtkTreeModel* model = gtk_combo_box_get_model( combobox );
-        GtkTreeIter iter;
-        gtk_tree_model_get_iter_first( model, &iter );
-        if (!gtk_list_store_iter_is_valid(GTK_LIST_STORE(model), &iter ))
-            return 0;
-        unsigned int ret = 1;
-        while (gtk_tree_model_iter_next( model, &iter ))
-            ret++;
-        return ret;
-    }
-    else
-#endif
-    {
-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-
-        GList *child = GTK_LIST(list)->children;
-        unsigned int count = 0;
-        while (child)
-        {
-            count++;
-            child = child->next;
-        }
-        return count;
-    }
+    event.Skip();

 }
 
 }
 

-void wxComboBox::SetSelection( int n )
+void wxComboBox::EnableTextChangedEvents(bool enable)

 {
 {

-    wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
-
-    DisableEvents();
+    if ( !GetEntry() )
+        return;

 
 

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
+    if ( enable )

     {
     {

-        GtkComboBox* combobox = GTK_COMBO_BOX( m_widget );
-        gtk_combo_box_set_active( combobox, n );
+        g_signal_handlers_unblock_by_func(gtk_bin_get_child(GTK_BIN(m_widget)),
+            (gpointer)gtkcombobox_text_changed_callback, this);

     }
     }

-    else
-#endif
+    else // disable

     {
     {

-        GtkWidget *list = GTK_COMBO(m_widget)->list;
-        gtk_list_unselect_item( GTK_LIST(list), m_prevSelection );
-        gtk_list_select_item( GTK_LIST(list), n );
-        m_prevSelection = n;
+        g_signal_handlers_block_by_func(gtk_bin_get_child(GTK_BIN(m_widget)),
+            (gpointer)gtkcombobox_text_changed_callback, this);

     }
     }

-
-    EnableEvents();

 }
 
 }
 

-void wxComboBox::OnChar( wxKeyEvent &event )
+void wxComboBox::GTKDisableEvents()

 {
 {

-    if ( event.GetKeyCode() == WXK_RETURN )
-    {
-        // GTK automatically selects an item if its in the list
-        wxCommandEvent eventEnter(wxEVT_COMMAND_TEXT_ENTER, GetId());
-        eventEnter.SetString( GetValue() );
-        eventEnter.SetInt( GetSelection() );
-        eventEnter.SetEventObject( this );
-
-        if (!GetEventHandler()->ProcessEvent( eventEnter ))
-        {
-            // This will invoke the dialog default action, such
-            // as the clicking the default button.
-
-            wxWindow *top_frame = m_parent;
-            while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
-                top_frame = top_frame->GetParent();
+    EnableTextChangedEvents(false);

 
 

-            if (top_frame && GTK_IS_WINDOW(top_frame->m_widget))
-            {
-                GtkWindow *window = GTK_WINDOW(top_frame->m_widget);
-
-                if (window->default_widget)
-                        gtk_widget_activate (window->default_widget);
-            }
-        }
-
-        // Catch GTK event so that GTK doesn't open the drop
-        // down list upon RETURN.
-        return;
-    }
-
-    event.Skip();
+    g_signal_handlers_block_by_func(m_widget,
+        (gpointer)gtkcombobox_changed_callback, this);
+    g_signal_handlers_block_by_func(m_widget,
+        (gpointer)gtkcombobox_popupshown_callback, this);

 }
 
 }
 

-void wxComboBox::DisableEvents()
+void wxComboBox::GTKEnableEvents()

 {
 {

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        g_signal_handlers_block_by_func(GTK_BIN(m_widget)->child,
-            (gpointer)gtkcombobox_text_changed_callback, this);
+    EnableTextChangedEvents(true);

 
 

-        g_signal_handlers_block_by_func(m_widget,
-            (gpointer)gtkcombobox_changed_callback, this);
-    }
-    else
-#endif
-    {
-        g_signal_handlers_block_by_func(GTK_COMBO(m_widget)->list,
-            (gpointer) gtkcombo_combo_select_child_callback, this);
-
-        g_signal_handlers_block_by_func(GTK_COMBO(m_widget)->entry,
-            (gpointer) gtkcombo_text_changed_callback, this);
-    }
+    g_signal_handlers_unblock_by_func(m_widget,
+        (gpointer)gtkcombobox_changed_callback, this);
+    g_signal_handlers_unblock_by_func(m_widget,
+        (gpointer)gtkcombobox_popupshown_callback, this);

 }
 
 }
 

-void wxComboBox::EnableEvents()
+GtkWidget* wxComboBox::GetConnectWidget()

 {
 {

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        g_signal_handlers_unblock_by_func(GTK_BIN(m_widget)->child,
-            (gpointer)gtkcombobox_text_changed_callback, this);
-
-        g_signal_handlers_unblock_by_func(m_widget,
-            (gpointer)gtkcombobox_changed_callback, this);
-    }
-    else
-#endif
-    {
-        g_signal_handlers_unblock_by_func(GTK_COMBO(m_widget)->list,
-            (gpointer) gtkcombo_combo_select_child_callback, this);
-
-        g_signal_handlers_unblock_by_func(GTK_COMBO(m_widget)->entry,
-            (gpointer) gtkcombo_text_changed_callback, this);
-    }
+    return GTK_WIDGET( GetEntry() );

 }
 
 }
 

-void wxComboBox::OnSize( wxSizeEvent &event )
+GdkWindow* wxComboBox::GTKGetWindow(wxArrayGdkWindows& /* windows */) const

 {
 {

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        // Do nothing
-    }
-    else
+#ifdef __WXGTK3__
+    // no access to internal GdkWindows
+    return NULL;
+#else
+    return gtk_entry_get_text_window(GetEntry());

 #endif
 #endif

-    {
-        // NB: In some situations (e.g. on non-first page of a wizard, if the
-        //     size used is default size), GtkCombo widget is resized correctly,
-        //     but it's look is not updated, it's rendered as if it was much wider.
-        //     No other widgets are affected, so it looks like a bug in GTK+.
-        //     Manually requesting resize calculation (as gtk_pizza_set_size does)
-        //     fixes it.
-        if (GTK_WIDGET_VISIBLE(m_widget))
-            gtk_widget_queue_resize(m_widget);
-    }
-
-    event.Skip();

 }
 
 }
 

-void wxComboBox::DoApplyWidgetStyle(GtkRcStyle *style)
+// static
+wxVisualAttributes
+wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))

 {
 {

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        // Do nothing
-    }
-    else
+#ifdef __WXGTK3__
+    return GetDefaultAttributesFromGTKWidget(gtk_combo_box_new_with_entry(), true);
+#else
+    return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new(), true);

 #endif
 #endif

-    {
-//    gtk_widget_modify_style( GTK_COMBO(m_widget)->button, syle );
-
-        gtk_widget_modify_style( GTK_COMBO(m_widget)->entry, style );
-        gtk_widget_modify_style( GTK_COMBO(m_widget)->list, style );
-
-        GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list );
-        GList *child = list->children;
-        while (child)
-        {
-            gtk_widget_modify_style( GTK_WIDGET(child->data), style );
-
-            GtkBin *bin = GTK_BIN(child->data);
-            gtk_widget_modify_style( bin->child, style );
-
-            child = child->next;
-        }
-    }

 }
 
 }
 

-GtkWidget* wxComboBox::GetConnectWidget()
+void wxComboBox::SetValue(const wxString& value)

 {
 {

-    GtkEntry *entry = NULL;
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-        entry = GTK_ENTRY( GTK_BIN(m_widget)->child );
+    if ( HasFlag(wxCB_READONLY) )
+        SetStringSelection(value);

     else
     else

-#endif
-        entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry );
-
-    return GTK_WIDGET( entry );
+        wxTextEntry::SetValue(value);

 }
 
 }
 

-GdkWindow *wxComboBox::GTKGetWindow(wxArrayGdkWindows& windows) const
+void wxComboBox::SetString(unsigned int n, const wxString& text)

 {
 {

-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-    {
-        wxUnusedVar(windows);
+    wxChoice::SetString(n, text);

 
 

-        return GTK_ENTRY(GTK_BIN(m_widget)->child)->text_area;
-    }
-    else
-#endif // GTK+ 2.4
+    if ( static_cast<int>(n) == GetSelection() )

     {
     {

-        windows.push_back(GTK_ENTRY(GTK_COMBO(m_widget)->entry)->text_area);
-        windows.push_back(GTK_COMBO(m_widget)->button->window);
+        // We also need to update the currently shown text, for consistency
+        // with wxMSW and also because it makes sense as leaving the old string
+        // in the text but not in the list would be confusing to the user.
+        SetValue(text);

 
 

-        // indicate that we return multiple windows in the windows array
-        return NULL;
+        // And we need to keep the selection unchanged, modifying the item is
+        // not supposed to deselect it.
+        SetSelection(n);

     }
 }
 
     }
 }
 

-wxSize wxComboBox::DoGetBestSize() const
-{
-    wxSize ret( wxControl::DoGetBestSize() );
-
-    // we know better our horizontal extent: it depends on the longest string
-    // in the combobox
-    if ( m_widget )
-    {
-        int width;
-        unsigned int count = GetCount();
-        for ( unsigned int n = 0; n < count; n++ )
-        {
-            GetTextExtent(GetString(n), &width, NULL, NULL, NULL );
-            if ( width > ret.x )
-                ret.x = width;
-        }
-    }
-
-    // empty combobox should have some reasonable default size too
-    if ( ret.x < 100 )
-        ret.x = 100;
-
-    CacheBestSize(ret);
-    return ret;
-}
-
-// static
-wxVisualAttributes
-wxComboBox::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
-{
-#ifdef __WXGTK24__
-    if (!gtk_check_version(2,4,0))
-        return GetDefaultAttributesFromGTKWidget(gtk_combo_box_entry_new, true);
-    else
-#endif
-        return GetDefaultAttributesFromGTKWidget(gtk_combo_new, true);
-}
-

 // ----------------------------------------------------------------------------
 // standard event handling
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // standard event handling
 // ----------------------------------------------------------------------------


@@ -1012,15 +353,12 @@ void wxComboBox::OnRedo(wxCommandEvent& WXUNUSED(event))
 
 void wxComboBox::OnDelete(wxCommandEvent& WXUNUSED(event))
 {
 
 void wxComboBox::OnDelete(wxCommandEvent& WXUNUSED(event))
 {

-    long from, to;
-    GetSelection(& from, & to);
-    if (from != -1 && to != -1)
-        Remove(from, to);
+    RemoveSelection();

 }
 
 void wxComboBox::OnSelectAll(wxCommandEvent& WXUNUSED(event))
 {
 }
 
 void wxComboBox::OnSelectAll(wxCommandEvent& WXUNUSED(event))
 {

-    SetSelection(-1, -1);
+    SelectAll();

 }
 
 void wxComboBox::OnUpdateCut(wxUpdateUIEvent& event)
 }
 
 void wxComboBox::OnUpdateCut(wxUpdateUIEvent& event)


@@ -1055,7 +393,33 @@ void wxComboBox::OnUpdateDelete(wxUpdateUIEvent& event)
 
 void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event)
 {
 
 void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event)
 {

-    event.Enable(GetLastPosition() > 0);
+    event.Enable(!wxTextEntry::IsEmpty());
+}
+
+void wxComboBox::Popup()
+{
+     gtk_combo_box_popup( GTK_COMBO_BOX(m_widget) );
+}
+
+void wxComboBox::Dismiss()
+{
+    gtk_combo_box_popdown( GTK_COMBO_BOX(m_widget) );
+}
+
+wxSize wxComboBox::DoGetSizeFromTextSize(int xlen, int ylen) const
+{
+    wxSize tsize( wxChoice::DoGetSizeFromTextSize(xlen, ylen) );
+
+    GtkEntry* entry = GetEntry();
+    if (entry)
+    {
+        // Add the margins we have previously set, but only the horizontal border
+        // as vertical one has been taken account in the previous call.
+        // Also get other GTK+ margins.
+        tsize.IncBy(GTKGetEntryMargins(entry).x, 0);
+    }
+
+    return tsize;

 }
 
 #endif // wxUSE_COMBOBOX
 }
 
 #endif // wxUSE_COMBOBOX